2018
Dresden, Germany
Berlin, Germany
Magdeburg, Germany
Hamburg, Germany
Heidelberg, Germany
New York, United States
Niterói, Brazil
Rio de Janeiro, Brazil
Curitiba, Brazil
São Paulo, Brazil
Guimarães, Portugal
Figueira da Foz, Portugal
Leiria, Portugal
Lisboa, Portugal
San Francisco, United States
2017
Budva, Montenegro
Ljubljana, Slovenia
Banja Luka, Bosnia and Herzegovina
Београд / Belgrade, Serbia
Nis, Serbia
Скопје / Skopje, Macedonia
София, Bulgaria
София, Bulgaria
Györ, Hungary
Dorog, Hungary
Košice, Slovakia
Budapest, Hungary
Bratislava, Slovakia
New York, United States
Эрдэнэт Erdenet, Mongolia
Дархан Darkhan, Mongolia
Улаанбаатар Ulaanbaatar, Mongolia
Улаанбаатар Ulaanbaatar, Mongolia
Zürich, Switzerland
Genève, Switzerland
Villers-lès-Nancy, France
Amsterdam, Netherlands
Den Haag, Netherlands
Denpasar, Bali, Indonesia
2016
Perth, Australia
Melbourne, Australia
Brisbane, Australia
Auckland, New Zealand
Christchurch, Australia
Victoria, Canada
Vancouver, Canada
Seattle, United States
New York, United States
Zlín, Czech Republic
Brno, Czech Republic
Praha, Czech Republic
München, Germany
Gersthofen, Germany
Fürth, Germany
New York, United States
Torino, Italy
Milano, Italy
Firenze, Italy
Roma, Italy
Tas-Sliema, Malta
2015
Györ, Hungary
Györ, Hungary
Budapest, Hungary
Eger, Hungary
Winnipeg, Canada
Toronto, Canada
Ottawa, Canada
Montreal, Canada
New York, United States
New York, United States
Dublin, Ireland
Reykjavík, Iceland
Bad Ischl, Austria
Akureyri, Iceland
Salzburg, Austria
Linz, Austria
Wien, Austria
Graz, Austria
Kärnten/Ossiach, Austria
New York, United States
長野 / Nagano, Japan
東京 / Tokyo, Japan
京都市 / Kyoto, Japan
鎌倉市 / Kamakura, Japan
Denpasar, Bali, Indonesia
Dubrovnik, Croatia
2014
Subotica, Serbia
Novi Sad, Serbia
Скопје / Skopje, Macedonia
София / Sofia, Bulgaria
Пловдив / Plovdiv, Bulgaria
Варна / Varna, Bulgaria
Montreal, Canada
Ottawa, Canada
New York, United States
Reykjavik, Iceland
Berlin, Germany
Magdeburg, Germany
Rostock, Germany
New York, United States
Heidelberg, Germany
Köln, Germany
Dortmund, Germany
Hamburg, Germany
2013
Ottawa, Canada
Oxford, United Kingdom
Zürich, Switzerland
Genève, Switzerland
Montpellier, France
Praha, Czech Republic
Porto, Portugal
Aveiro, Portugal
Coimbra, Portugal
Lisboa, Portugal
New York, United States
Dublin, Ireland
Milano, Italy
Padova, Italy
Padova, Italy
Firenze, Italy
Roma, Italy
Washington, DC, United States
New York, United States
Augsburg, Germany
Singapore, Singapore
San Diego, United States
2012
Szeged, Hungary
Budapest, Hungary
Budapest, Hungary
Budapest, Hungary
Ulaanbaatar, Mongolia
Ulaanbaatar, Mongolia
Darkhan, Mongolia
Erdenet, Mongolia
New York, United States
New York, United States
Philadelphia, United States
Reykjavik, Iceland
Reykjavik, Iceland
Oslo, Norway
Riga, Latvia
Helsinki, Finland
Vaasa, Finland
New York, United States
New York, United States
2011
Brno, Czech Republic
Bratislava, Slovakia
Bratislava, Slovakia
Wien, Austria
Prague, Czech Republic
Warsaw, Poland
Berlin, Germany
Berlin, Germany
Kharkiv / Харків, Ukraine
Moscow / Москвa, Russia
Maribor, Slovenia
Lisboa, Portugal
New York, United States
New York, United States
Dublin, Ireland
München, Germany
Augsburg, Germany
京都 / Kyoto, Japan
鎌倉 / Kamakura, Japan
東京 / Tokyo, Japan
New York, United States
Denpasar, Bali, Indonesia
Kathmandu, Nepal
2010
London, United Kingdom
Dublin, Ireland
Bristol, United Kingdom
Oxford, United Kingdom
Paris, France
Amsterdam, Netherlands
Amsterdam, Netherlands
Київ/Kiev, Ukraine
Санкт-Петербург / St. Petersburg, Russia
Москва/Moscow, Russia
Москва/Moscow, Russia
New York, United States
New York, United States
Zagreb, Croatia
Pécs, Hungary
Belgrade/Beograd, Serbia
Nis, Serbia
Skopje / Скопје, Macedonia
Sofia / София, Bulgaria
Miramar, South FL, United States
St.Petersburg,FL, United States
New York, United States
Antigua, Guatemala
Guatemala City, Guatemala
2009
Panajachel, Guatemala
Graz, Austria
Salzburg, Austria
Ljubljana, Slovenia
Maribor, Slovenia
Wien, Austria
Wien, Austria
Győr, Hungary
Budapest, Hungary
Bratislava, Slovakia
Zlin, Czech Republic
Санкт-Петербург / St. Petersburg, Russia
New York, United States
New York, United States
Vancouver, Canada
Seattle, United States
Seattle, United States
New York, United States
Ubud, Bali, Indonesia
Ubud, Bali, Indonesia
2008
Heidelberg, Germany
Zurich, Switzerland
Milano, Italy
München, Germany
Prague, Czech Republic
Dresden , Germany
Berlin, Germany
San Diego, United States
New York, United States
New York, United States